Grafana Loki vs Azure Monitor

Grafana Loki8.8Visit Azure Monitor8.7Visit

Higher score Grafana Loki #7 in Log Monitoring Tools 8.8/10 Free plan Free plan✓ 1 of 2 features Visit Grafana Loki

vs

Azure Monitor #8 in Log Monitoring Tools 8.7/10 Paid ✓ 0 of 2 features Visit Azure Monitor

• Grafana Loki fits best

  Teams seeking open-source, scalable log storage

• Azure Monitor fits best

  Azure teams monitoring logs across hybrid VMs

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. How we rank.

Side by side

Feature	Grafana Loki 8.8/10 Visit ↗	Azure Monitor 8.7/10 Visit ↗
At a glance
Editor score	8.8	8.7
Ranking	#7 in Log Monitoring Tools	#8 in Log Monitoring Tools
Best for	Teams seeking open-source, scalable log storage	Azure teams monitoring logs across hybrid VMs
Pricing model	Free	Paid
Starting price	Free plan	Not checked yet
Free plan	✓ (best)	—
Free trial	—	—
Deployment	Self-hosted	Cloud
Platforms	Linux	Web
Support	Docs, Community	Docs
Built for	Small business, Mid-market, Enterprise	Small business, Mid-market, Enterprise
Features Grafana Loki 1/2 · Azure Monitor 0/2
Log alerting	Not checked yet	Not checked yet
Live tail	✓ (best)	Not checked yet
Specs
Log retention	Not checked yet	Not checked yet
Ingestion limit	Not checked yet	Not checked yet
Deployment	Not checked yet	Not checked yet
Search language	Not checked yet	Not checked yet
Our review
Pros	Label-based indexing helps reduce index size and storage overhead. LogQL, real-time tailing, and Grafana alerting cover key log workflows. Supports self-hosting, object storage, and horizontally scalable architecture.	Collects Windows events, Syslog, custom text logs, and IIS logs Kusto queries support analysis of metrics and log data Hybrid monitoring covers Azure, other-cloud, and on-premises VMs
Cons	Label-based indexing may not suit teams seeking full-text indexing. Grafana Cloud Logs Pro adds usage-based charges beyond its included allowance. Grafana Cloud Logs Free retains logs for 14 days.	No free plan is offered Consumption-based billing varies with ingestion and selected functions Log-management features are narrower than dedicated log platforms
Our verdict	Grafana Loki is an open-source log aggregation system for storing and querying logs from applications and infrastructure. It suits teams that want to manage log storage themselves or connect log workflows to Grafana, while keeping the… Read the review →	Azure Monitor is Microsoft’s cloud service for collecting, analyzing, and responding to monitoring data across Azure, other clouds, and on-premises environments. It is aimed at teams responsible for virtual machines, guest operating… Read the review →

Strengths and trade-offs

• Grafana Loki — where it wins

  • Label-based indexing helps reduce index size and storage overhead.
  • LogQL, real-time tailing, and Grafana alerting cover key log workflows.
  • Supports self-hosting, object storage, and horizontally scalable architecture.

  Where it doesn't

  • Label-based indexing may not suit teams seeking full-text indexing.
  • Grafana Cloud Logs Pro adds usage-based charges beyond its included allowance.
  • Grafana Cloud Logs Free retains logs for 14 days.

• Azure Monitor — where it wins

  • Collects Windows events, Syslog, custom text logs, and IIS logs
  • Kusto queries support analysis of metrics and log data
  • Hybrid monitoring covers Azure, other-cloud, and on-premises VMs

  Where it doesn't

  • No free plan is offered
  • Consumption-based billing varies with ingestion and selected functions
  • Log-management features are narrower than dedicated log platforms

• Grafana Loki8.8/10 · Free plan

  A scalable log store with label-based indexing, LogQL, and Grafana integration.

  Visit Grafana LokiFull verdict →
• Azure Monitor8.7/10 · Paid

  A Microsoft cloud monitor for Azure, other-cloud, and on-premises VM logs and metrics.

  Visit Azure MonitorFull verdict →